{"id":3001,"date":"2021-01-21T09:17:33","date_gmt":"2021-01-21T08:17:33","guid":{"rendered":"https:\/\/www.redhillballs.com\/?page_id=3001"},"modified":"2025-09-29T11:00:05","modified_gmt":"2025-09-29T09:00:05","slug":"esferas-de-vidro-soda-cal","status":"publish","type":"page","link":"https:\/\/www.redhillballs.com\/pt-pt\/produtos\/esferas-de-vidro\/esferas-de-vidro-soda-cal\/","title":{"rendered":"Esferas de vidro soda-cal"},"content":{"rendered":"<h2>\ud83d\udee0\ufe0f <a href=\"https:\/\/en.wikipedia.org\/wiki\/Soda%E2%80%93lime_glass\">Esferas de vidro soda-cal \u2013 Claras, inertes e econ\u00f3micas<\/a><\/h2>\n<p>As esferas de vidro soda-cal proporcionam visibilidade \u00f3ptica, opera\u00e7\u00e3o sem corros\u00e3o e movimento suave de baixo atrito a um custo altamente competitivo. Com boa dureza e estabilidade dimensional, s\u00e3o indicadas para ambientes limpos e fluidos onde metais corroem ou pol\u00edmeros se deformam\u2014ideais para indica\u00e7\u00e3o de fluxo, v\u00e1lvulas de reten\u00e7\u00e3o, dosagem e instrumenta\u00e7\u00e3o.<\/p>\n<h3>\ud83d\udd27 Especifica\u00e7\u00f5es t\u00e9cnicas chave<\/h3>\n<ul>\n<li><strong>Composi\u00e7\u00e3o<\/strong>: SiO\u2082 ~70\u201374 %, Na\u2082O\/K\u2082O ~12\u201316 %, CaO ~5\u201312 % (tra\u00e7os de MgO, Al\u2082O\u2083)<\/li>\n<li><strong>Estrutura<\/strong>: Vidro amorfo<\/li>\n<li><strong>Dureza<\/strong>: Mohs ~5,5\u20136<\/li>\n<li><strong>Densidade<\/strong>: ~2,45\u20132,55 g\/cm\u00b3<\/li>\n<li><strong>Temperatura de servi\u00e7o<\/strong>: ~\u221250 a +150 \u00b0C (resist\u00eancia limitada a choque t\u00e9rmico)<\/li>\n<li><strong>El\u00e9trico<\/strong>: Excelente isolante; n\u00e3o magn\u00e9ticas<\/li>\n<\/ul>\n<h3>\u2705 Vantagens<\/h3>\n<ul>\n<li><strong>Quimicamente inertes &amp; anticorros\u00e3o<\/strong><\/li>\n<li><strong>Visibilidade \u00f3ptica<\/strong>: Ideal para aplica\u00e7\u00f5es de inspe\u00e7\u00e3o\/fluxo<\/li>\n<li><strong>Superf\u00edcie lisa<\/strong>: Baixo atrito, funcionamento limpo<\/li>\n<li><strong>Econ\u00f3micas<\/strong>: Op\u00e7\u00e3o est\u00e1vel e rent\u00e1vel<\/li>\n<\/ul>\n<h3>\ud83d\udd04 Aplica\u00e7\u00f5es<\/h3>\n<ul>\n<li><strong>Indicadores de fluxo &amp; esferas de visualiza\u00e7\u00e3o<\/strong><\/li>\n<li><strong>V\u00e1lvulas de reten\u00e7\u00e3o &amp; sistemas de dosagem<\/strong><\/li>\n<li><strong>Bombas &amp; atomizadores<\/strong><\/li>\n<li><strong>Instrumenta\u00e7\u00e3o &amp; dispositivos de laborat\u00f3rio<\/strong><\/li>\n<\/ul>\n<h3>\ud83d\udce6 Graus &amp; tamanhos dispon\u00edveis<\/h3>\n<ul>\n<li><a href=\"https:\/\/www.redhillballs.com\/company\/precision-grades\/\"><strong>Graus<\/strong>: ISO 3290, DIN 5401, AFBMA<\/a><\/li>\n<li><a href=\"https:\/\/www.redhillballs.com\/company\/ball-diameters\/\"><strong>Intervalo de di\u00e2metros<\/strong>:<\/a> Tamanhos padr\u00e3o em polegadas e m\u00e9tricos; tamanhos especiais\/personalizados sob consulta<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udee0\ufe0f Esferas de vidro soda-cal \u2013 Claras, inertes e econ\u00f3micas As esferas de vidro soda-cal proporcionam visibilidade \u00f3ptica, opera\u00e7\u00e3o sem corros\u00e3o e movimento suave de baixo atrito a um custo altamente competitivo. Com boa dureza e estabilidade dimensional, s\u00e3o indicadas para ambientes limpos e fluidos onde metais corroem ou pol\u00edmeros se deformam\u2014ideais para indica\u00e7\u00e3o de [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":9028,"parent":2999,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-3001","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.8 (Yoast SEO v28.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Esferas de vidro soda-cal \u2013 clareza e economia<\/title>\n<meta name=\"description\" content=\"Esferas de vidro soda-cal combinam clareza \u00f3ptica, in\u00e9rcia qu\u00edmica e baixo custo, ideais para aplica\u00e7\u00f5es industriais e t\u00e9cnicas.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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